src/target/arm_cti.h

   1 /***************************************************************************
   2  *   Copyright (C) 2016 by Matthias Welwarsky                              *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *                                                                         *
  18  ***************************************************************************/
  19
  20 #ifndef OPENOCD_TARGET_ARM_CTI_H
  21 #define OPENOCD_TARGET_ARM_CTI_H
  22
  23 /*define CTI(cross trigger interface)*/
  24 #define CTI_CTR                         0x0
  25 #define CTI_INACK                       0x10
  26 #define CTI_APPSET                      0x14
  27 #define CTI_APPCLEAR            0x18
  28 #define CTI_APPPULSE            0x1C
  29 #define CTI_INEN0                       0x20
  30 #define CTI_INEN1                       0x24
  31 #define CTI_INEN2                       0x28
  32 #define CTI_INEN3                       0x2C
  33 #define CTI_INEN4                       0x30
  34 #define CTI_INEN5                       0x34
  35 #define CTI_INEN6                       0x38
  36 #define CTI_INEN7                       0x3C
  37 #define CTI_INEN(n)                     (0x20 + 4 * n)
  38 #define CTI_OUTEN0                      0xA0
  39 #define CTI_OUTEN1                      0xA4
  40 #define CTI_OUTEN2                      0xA8
  41 #define CTI_OUTEN3                      0xAC
  42 #define CTI_OUTEN4                      0xB0
  43 #define CTI_OUTEN5                      0xB4
  44 #define CTI_OUTEN6                      0xB8
  45 #define CTI_OUTEN7                      0xBC
  46 #define CTI_OUTEN(n)            (0xA0 + 4 * n)
  47 #define CTI_TRIN_STATUS         0x130
  48 #define CTI_TROUT_STATUS        0x134
  49 #define CTI_CHIN_STATUS         0x138
  50 #define CTI_CHOU_STATUS         0x13C
  51 #define CTI_GATE                        0x140
  52 #define CTI_UNLOCK                      0xFB0
  53
  54 #define CTI_CHNL(x)                     (1 << x)
  55 #define CTI_TRIG_HALT           0
  56 #define CTI_TRIG_RESUME         1
  57 #define CTI_TRIG(n)                     (1 << CTI_TRIG_##n)
  58
  59 /* forward-declare arm_cti struct */
  60 struct arm_cti;
  61
  62 extern struct arm_cti *arm_cti_create(struct adiv5_ap *ap, uint32_t base);
  63 extern int arm_cti_enable(struct arm_cti *self, bool enable);
  64 extern int arm_cti_ack_events(struct arm_cti *self, uint32_t event);
  65 extern int arm_cti_gate_channel(struct arm_cti *self, uint32_t channel);
  66 extern int arm_cti_ungate_channel(struct arm_cti *self, uint32_t channel);
  67 extern int arm_cti_write_reg(struct arm_cti *self, unsigned int reg, uint32_t value);
  68 extern int arm_cti_read_reg(struct arm_cti *self, unsigned int reg, uint32_t *value);
  69 extern int arm_cti_pulse_channel(struct arm_cti *self, uint32_t channel);
  70 extern int arm_cti_set_channel(struct arm_cti *self, uint32_t channel);
  71 extern int arm_cti_clear_channel(struct arm_cti *self, uint32_t channel);
  72
  73 #endif /* OPENOCD_TARGET_ARM_CTI_H */